Python 05 Dictionary/2D List

#How to you define an empty dictionary called myDict

• myDict = " "

• myDict = 0

• myDict = [ ]

• myDict = { }

#Which is the key and value

car = {"Brand" : "BMW"}

• Key: Brand. Value: BMW

• Key BMW, Value: Brand

• {"Brand" : "BMW"}

• "Brand" : "BMW"

#Can the keys in a dictionary be the same name?

• Yes

• No

#What is the output?

• 3

• a,b,c

• amt,bull,cow

• 6

#What is the output?

• "A", "B", "C"

• "Apple", "Banana","Carrot"

• "A": "Apple", "B": "Banana", "C":"Carrot"

• Error

#What is the output?

• "Apple", "Banana", "Carrot"

• "A","B","C"

• "A": "Apple", "B": "Banana", "C":"Carrot"

• Error

#How to print "Apple"

myDict = {"A": "Apple", "B": "Banana", "C":"Carrot"}

• print(myDict["A"])

• print(myDict[0])

• print(myDict{0})

• print(myDict{"A"})

#How to add "D": "Doughnut"

myDict = {"A": "Apple", "B": "Banana", "C":"Carrot"}

• myDict["D"] = "Doughnut"

• myDict[3] = "Doughnut"

• myDict["D": "Doughnut"]

• add myDict[3] "Doughnut"

#How to delete "B": Banana?

myDict = {"A": "Apple", "B": "Banana", "C":"Carrot"}

• del myDict["B"]

• del myDict["B": "Banana"]

• del myDict[1]

• del myDict{"B"}

#How to replace "B": "Banana" with "B": "Blueberries"

myDict = {"A": "Apple", "B": "Banana", "C":"Carrot"}

• myDict["B"] = "Blueberries"

• myDict["B":"Banana"] = myDict["B":"Blueberries"]

• myDict["B"] = myDict["Blueberries"]

• None of these